/Engine/Plugins/MovieScene/MovieRenderPipeline/Source/MovieRenderPipelineEditor/Public/MoviePipelinePIEExecutor.h
These are deprecated, see OnIndividualShotWorkFinishedDelegate which contains both the job and the data actually rendered.
typedef TMulticastDelegate_TwoParams< void, [UMoviePipelineExecutorJob](API\Plugins\MovieRenderPipelineCore\UMoviePipelineExecutorJob) *, bool > FOnMoviePipelineIndividualJobFinishedNative